In recent decades, progress in electronics and studies of crystal properties have resulted in the adoption of a range of electrical and electronic clocks based on the quartz generator. This FREE eBook offers alternative schematic diagrams for time measuring devices, along with their developed manufacturing, parts design, and technology. The objective has always been a challenge to specialists and those who have developed watch mechanisms to the level described. Most electronic clocks combine the electrical current drive with common mechanical clock mechanisms. Those are the devices measuring time in power consumption indicators on electrical panels and cars. The impulse quartz generator is also used, despite what has been achieved. Available devices should be revised and improved to fully meet usage requirements in modern society for better accuracy, production efficiency, durability, reliability, appearance, safety, and environmental considerations. Presented in this publication are possible alternative schematics for such time measuring devices. Download now!